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<FONT color="green">001</FONT>    package org.hackystat.telemetry.service.resource.chart;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import java.io.StringWriter;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.math.BigInteger;<a name="line.4"></a>
<FONT color="green">005</FONT>    <a name="line.5"></a>
<FONT color="green">006</FONT>    import javax.xml.bind.JAXBContext;<a name="line.6"></a>
<FONT color="green">007</FONT>    import javax.xml.bind.Marshaller;<a name="line.7"></a>
<FONT color="green">008</FONT>    import javax.xml.datatype.XMLGregorianCalendar;<a name="line.8"></a>
<FONT color="green">009</FONT>    import javax.xml.parsers.DocumentBuilder;<a name="line.9"></a>
<FONT color="green">010</FONT>    import javax.xml.parsers.DocumentBuilderFactory;<a name="line.10"></a>
<FONT color="green">011</FONT>    import javax.xml.transform.Transformer;<a name="line.11"></a>
<FONT color="green">012</FONT>    import javax.xml.transform.TransformerFactory;<a name="line.12"></a>
<FONT color="green">013</FONT>    import javax.xml.transform.dom.DOMSource;<a name="line.13"></a>
<FONT color="green">014</FONT>    import javax.xml.transform.stream.StreamResult;<a name="line.14"></a>
<FONT color="green">015</FONT>    <a name="line.15"></a>
<FONT color="green">016</FONT>    import org.hackystat.dailyprojectdata.client.DailyProjectDataClient;<a name="line.16"></a>
<FONT color="green">017</FONT>    import org.hackystat.sensorbase.client.SensorBaseClient;<a name="line.17"></a>
<FONT color="green">018</FONT>    import org.hackystat.sensorbase.resource.projects.ProjectUtils;<a name="line.18"></a>
<FONT color="green">019</FONT>    import org.hackystat.sensorbase.resource.projects.jaxb.Project;<a name="line.19"></a>
<FONT color="green">020</FONT>    import org.hackystat.sensorbase.resource.users.jaxb.User;<a name="line.20"></a>
<FONT color="green">021</FONT>    import org.hackystat.telemetry.analyzer.configuration.TelemetryChartDefinitionInfo;<a name="line.21"></a>
<FONT color="green">022</FONT>    import org.hackystat.telemetry.analyzer.configuration.TelemetryDefinitionManager;<a name="line.22"></a>
<FONT color="green">023</FONT>    import org.hackystat.telemetry.analyzer.configuration.TelemetryDefinitionManagerFactory;<a name="line.23"></a>
<FONT color="green">024</FONT>    import org.hackystat.telemetry.analyzer.configuration.TelemetryDefinitionType;<a name="line.24"></a>
<FONT color="green">025</FONT>    import org.hackystat.telemetry.analyzer.evaluator.TelemetryChartObject;<a name="line.25"></a>
<FONT color="green">026</FONT>    import org.hackystat.telemetry.analyzer.evaluator.TelemetryDefinitionResolver;<a name="line.26"></a>
<FONT color="green">027</FONT>    import org.hackystat.telemetry.analyzer.evaluator.TelemetryEvaluator;<a name="line.27"></a>
<FONT color="green">028</FONT>    import org.hackystat.telemetry.analyzer.evaluator.TelemetryStreamsObject;<a name="line.28"></a>
<FONT color="green">029</FONT>    import org.hackystat.telemetry.analyzer.evaluator.VariableResolver;<a name="line.29"></a>
<FONT color="green">030</FONT>    import org.hackystat.telemetry.analyzer.evaluator.TelemetryChartObject.SubChart;<a name="line.30"></a>
<FONT color="green">031</FONT>    import org.hackystat.telemetry.analyzer.evaluator.TelemetryStreamsObject.Stream;<a name="line.31"></a>
<FONT color="green">032</FONT>    import org.hackystat.telemetry.analyzer.language.ast.StringConstant;<a name="line.32"></a>
<FONT color="green">033</FONT>    import org.hackystat.telemetry.analyzer.language.ast.TelemetryChartDefinition;<a name="line.33"></a>
<FONT color="green">034</FONT>    import org.hackystat.telemetry.analyzer.language.ast.Variable;<a name="line.34"></a>
<FONT color="green">035</FONT>    import org.hackystat.telemetry.analyzer.model.TelemetryDataPoint;<a name="line.35"></a>
<FONT color="green">036</FONT>    import org.hackystat.telemetry.service.resource.chart.jaxb.Parameter;<a name="line.36"></a>
<FONT color="green">037</FONT>    import org.hackystat.telemetry.service.resource.chart.jaxb.TelemetryChartData;<a name="line.37"></a>
<FONT color="green">038</FONT>    import org.hackystat.telemetry.service.resource.chart.jaxb.TelemetryPoint;<a name="line.38"></a>
<FONT color="green">039</FONT>    import org.hackystat.telemetry.service.resource.chart.jaxb.TelemetryStream;<a name="line.39"></a>
<FONT color="green">040</FONT>    import org.hackystat.telemetry.service.resource.chart.jaxb.YAxis;<a name="line.40"></a>
<FONT color="green">041</FONT>    import org.hackystat.telemetry.service.resource.telemetry.TelemetryResource;<a name="line.41"></a>
<FONT color="green">042</FONT>    import org.hackystat.utilities.time.interval.DayInterval;<a name="line.42"></a>
<FONT color="green">043</FONT>    import org.hackystat.utilities.time.interval.Interval;<a name="line.43"></a>
<FONT color="green">044</FONT>    import org.hackystat.utilities.time.interval.MonthInterval;<a name="line.44"></a>
<FONT color="green">045</FONT>    import org.hackystat.utilities.time.interval.WeekInterval;<a name="line.45"></a>
<FONT color="green">046</FONT>    import org.hackystat.utilities.tstamp.Tstamp;<a name="line.46"></a>
<FONT color="green">047</FONT>    import org.restlet.Context;<a name="line.47"></a>
<FONT color="green">048</FONT>    import org.restlet.data.MediaType;<a name="line.48"></a>
<FONT color="green">049</FONT>    import org.restlet.data.Request;<a name="line.49"></a>
<FONT color="green">050</FONT>    import org.restlet.data.Response;<a name="line.50"></a>
<FONT color="green">051</FONT>    import org.restlet.resource.Representation;<a name="line.51"></a>
<FONT color="green">052</FONT>    import org.restlet.resource.Variant;<a name="line.52"></a>
<FONT color="green">053</FONT>    import org.w3c.dom.Document;<a name="line.53"></a>
<FONT color="green">054</FONT>    <a name="line.54"></a>
<FONT color="green">055</FONT>    /**<a name="line.55"></a>
<FONT color="green">056</FONT>     * Processes GET {host}/chart/{chart}/{email}/{project}/{granularity}/{start}/{end} and<a name="line.56"></a>
<FONT color="green">057</FONT>     * GET {host}/chart/{chart}/{email}/{project}/{granularity}/{start}/{end}?params={params} requests.<a name="line.57"></a>
<FONT color="green">058</FONT>     * Requires the authenticated user to be {email} or else the Admin user for the sensorbase connected<a name="line.58"></a>
<FONT color="green">059</FONT>     * to this service.<a name="line.59"></a>
<FONT color="green">060</FONT>     * <a name="line.60"></a>
<FONT color="green">061</FONT>     * @author Philip Johnson<a name="line.61"></a>
<FONT color="green">062</FONT>     */<a name="line.62"></a>
<FONT color="green">063</FONT>    public class ChartDataResource extends TelemetryResource {<a name="line.63"></a>
<FONT color="green">064</FONT>      <a name="line.64"></a>
<FONT color="green">065</FONT>      private XMLGregorianCalendar startDay; <a name="line.65"></a>
<FONT color="green">066</FONT>      private XMLGregorianCalendar endDay;<a name="line.66"></a>
<FONT color="green">067</FONT>    <a name="line.67"></a>
<FONT color="green">068</FONT>      /**<a name="line.68"></a>
<FONT color="green">069</FONT>       * The standard constructor.<a name="line.69"></a>
<FONT color="green">070</FONT>       * <a name="line.70"></a>
<FONT color="green">071</FONT>       * @param context The context.<a name="line.71"></a>
<FONT color="green">072</FONT>       * @param request The request object.<a name="line.72"></a>
<FONT color="green">073</FONT>       * @param response The response object.<a name="line.73"></a>
<FONT color="green">074</FONT>       */<a name="line.74"></a>
<FONT color="green">075</FONT>      public ChartDataResource(Context context, Request request, Response response) {<a name="line.75"></a>
<FONT color="green">076</FONT>        super(context, request, response);<a name="line.76"></a>
<FONT color="green">077</FONT>      }<a name="line.77"></a>
<FONT color="green">078</FONT>    <a name="line.78"></a>
<FONT color="green">079</FONT>      /**<a name="line.79"></a>
<FONT color="green">080</FONT>       * Returns an TelemetryChart instance representing the trend information associated with the<a name="line.80"></a>
<FONT color="green">081</FONT>       * Project data, or null if not authorized.<a name="line.81"></a>
<FONT color="green">082</FONT>       * <a name="line.82"></a>
<FONT color="green">083</FONT>       * @param variant The representational variant requested.<a name="line.83"></a>
<FONT color="green">084</FONT>       * @return The representation.<a name="line.84"></a>
<FONT color="green">085</FONT>       */<a name="line.85"></a>
<FONT color="green">086</FONT>      @Override<a name="line.86"></a>
<FONT color="green">087</FONT>      public Representation getRepresentation(Variant variant) {<a name="line.87"></a>
<FONT color="green">088</FONT>        if (variant.getMediaType().equals(MediaType.TEXT_XML)) {<a name="line.88"></a>
<FONT color="green">089</FONT>          try {<a name="line.89"></a>
<FONT color="green">090</FONT>            <a name="line.90"></a>
<FONT color="green">091</FONT>            // [1] Authenticate to DPD and SensorBase services; return with error if failure.<a name="line.91"></a>
<FONT color="green">092</FONT>            DailyProjectDataClient dpdClient = this.getDailyProjectDataClient();<a name="line.92"></a>
<FONT color="green">093</FONT>            SensorBaseClient sensorBaseClient = this.getSensorBaseClient();<a name="line.93"></a>
<FONT color="green">094</FONT>            try {<a name="line.94"></a>
<FONT color="green">095</FONT>              dpdClient.authenticate();<a name="line.95"></a>
<FONT color="green">096</FONT>              sensorBaseClient.authenticate();<a name="line.96"></a>
<FONT color="green">097</FONT>            }<a name="line.97"></a>
<FONT color="green">098</FONT>            catch (Exception e) {<a name="line.98"></a>
<FONT color="green">099</FONT>              setStatusError("Cannot authenticate this user", e);<a name="line.99"></a>
<FONT color="green">100</FONT>              return null;<a name="line.100"></a>
<FONT color="green">101</FONT>            }<a name="line.101"></a>
<FONT color="green">102</FONT>            <a name="line.102"></a>
<FONT color="green">103</FONT>            // [2] Get the User representation, return with error if not defined. <a name="line.103"></a>
<FONT color="green">104</FONT>            User user;<a name="line.104"></a>
<FONT color="green">105</FONT>            try {<a name="line.105"></a>
<FONT color="green">106</FONT>              user = sensorBaseClient.getUser(this.uriUser);<a name="line.106"></a>
<FONT color="green">107</FONT>            }<a name="line.107"></a>
<FONT color="green">108</FONT>            catch (Exception e) {<a name="line.108"></a>
<FONT color="green">109</FONT>              setStatusError("Undefined user: " + this.uriUser, e);<a name="line.109"></a>
<FONT color="green">110</FONT>              return null;<a name="line.110"></a>
<FONT color="green">111</FONT>            }<a name="line.111"></a>
<FONT color="green">112</FONT>            <a name="line.112"></a>
<FONT color="green">113</FONT>            // [3] get the Project representation; return with error if not defined.<a name="line.113"></a>
<FONT color="green">114</FONT>            Project project;<a name="line.114"></a>
<FONT color="green">115</FONT>            try {<a name="line.115"></a>
<FONT color="green">116</FONT>              project = sensorBaseClient.getProject(this.uriUser, this.projectName);<a name="line.116"></a>
<FONT color="green">117</FONT>            }<a name="line.117"></a>
<FONT color="green">118</FONT>            catch (Exception e) {<a name="line.118"></a>
<FONT color="green">119</FONT>              setStatusError(String.format("Undefined project %s for owner %s", <a name="line.119"></a>
<FONT color="green">120</FONT>                  this.projectName, uriUser), e);<a name="line.120"></a>
<FONT color="green">121</FONT>              return null;<a name="line.121"></a>
<FONT color="green">122</FONT>            }<a name="line.122"></a>
<FONT color="green">123</FONT>            <a name="line.123"></a>
<FONT color="green">124</FONT>            // [4] Get the chart representation, return with error if chart not defined.<a name="line.124"></a>
<FONT color="green">125</FONT>            TelemetryChartDefinition chartDef;<a name="line.125"></a>
<FONT color="green">126</FONT>            try {<a name="line.126"></a>
<FONT color="green">127</FONT>              TelemetryDefinitionManager manager = <a name="line.127"></a>
<FONT color="green">128</FONT>                TelemetryDefinitionManagerFactory.getGlobalPersistentInstance();<a name="line.128"></a>
<FONT color="green">129</FONT>              TelemetryChartDefinitionInfo chartDefInfo = (TelemetryChartDefinitionInfo) manager.get(<a name="line.129"></a>
<FONT color="green">130</FONT>                  user, this.chart, true, TelemetryDefinitionType.CHART);<a name="line.130"></a>
<FONT color="green">131</FONT>              chartDef = chartDefInfo.getChartDefinitionObject();<a name="line.131"></a>
<FONT color="green">132</FONT>            }<a name="line.132"></a>
<FONT color="green">133</FONT>            catch (Exception e) {<a name="line.133"></a>
<FONT color="green">134</FONT>              setStatusError("Undefined chart " + this.chart, e);<a name="line.134"></a>
<FONT color="green">135</FONT>              return null;<a name="line.135"></a>
<FONT color="green">136</FONT>            }<a name="line.136"></a>
<FONT color="green">137</FONT>            <a name="line.137"></a>
<FONT color="green">138</FONT>            // [5] Get the start and end days, return with error if cannot be parsed.<a name="line.138"></a>
<FONT color="green">139</FONT>            try {<a name="line.139"></a>
<FONT color="green">140</FONT>              this.startDay = Tstamp.makeTimestamp(this.start);<a name="line.140"></a>
<FONT color="green">141</FONT>            }<a name="line.141"></a>
<FONT color="green">142</FONT>            catch (Exception e) {<a name="line.142"></a>
<FONT color="green">143</FONT>              setStatusError("Bad start day: " + this.start, e);<a name="line.143"></a>
<FONT color="green">144</FONT>              return null;<a name="line.144"></a>
<FONT color="green">145</FONT>            }<a name="line.145"></a>
<FONT color="green">146</FONT>            try {<a name="line.146"></a>
<FONT color="green">147</FONT>              this.endDay = Tstamp.makeTimestamp(this.end);<a name="line.147"></a>
<FONT color="green">148</FONT>            }<a name="line.148"></a>
<FONT color="green">149</FONT>            catch (Exception e) {<a name="line.149"></a>
<FONT color="green">150</FONT>              setStatusError("Bad end day: " + this.end, e);<a name="line.150"></a>
<FONT color="green">151</FONT>              return null;<a name="line.151"></a>
<FONT color="green">152</FONT>            }<a name="line.152"></a>
<FONT color="green">153</FONT>            <a name="line.153"></a>
<FONT color="green">154</FONT>            // [5.5] Make sure start and end days are OK w.r.t. project times.<a name="line.154"></a>
<FONT color="green">155</FONT>            if (!ProjectUtils.isValidStartTime(project, this.startDay)) {<a name="line.155"></a>
<FONT color="green">156</FONT>              String msg = this.startDay + " is before Project start day: " + project.getStartTime();<a name="line.156"></a>
<FONT color="green">157</FONT>              setStatusError(msg);<a name="line.157"></a>
<FONT color="green">158</FONT>              return null;<a name="line.158"></a>
<FONT color="green">159</FONT>            }<a name="line.159"></a>
<FONT color="green">160</FONT>            if (!ProjectUtils.isValidEndTime(project, this.endDay)) {<a name="line.160"></a>
<FONT color="green">161</FONT>              String msg = this.endDay + " is after Project end day: " + project.getEndTime();<a name="line.161"></a>
<FONT color="green">162</FONT>              setStatusError(msg);<a name="line.162"></a>
<FONT color="green">163</FONT>              return null;<a name="line.163"></a>
<FONT color="green">164</FONT>            }<a name="line.164"></a>
<FONT color="green">165</FONT>            if (Tstamp.lessThan(this.endDay, this.startDay)) {<a name="line.165"></a>
<FONT color="green">166</FONT>              String msg = this.startDay + " must be greater than: " + this.endDay;<a name="line.166"></a>
<FONT color="green">167</FONT>              setStatusError(msg);<a name="line.167"></a>
<FONT color="green">168</FONT>              return null;<a name="line.168"></a>
<FONT color="green">169</FONT>            }<a name="line.169"></a>
<FONT color="green">170</FONT>            <a name="line.170"></a>
<FONT color="green">171</FONT>            // [5.6] Telemetry end date cannot be after tomorrow. <a name="line.171"></a>
<FONT color="green">172</FONT>            XMLGregorianCalendar tomorrow = Tstamp.incrementDays(Tstamp.makeTimestamp(), 1);<a name="line.172"></a>
<FONT color="green">173</FONT>            if (Tstamp.greaterThan(this.endDay, tomorrow)) {<a name="line.173"></a>
<FONT color="green">174</FONT>              String msg = this.endDay + " cannot be in the future. Change to today at the latest.";<a name="line.174"></a>
<FONT color="green">175</FONT>              setStatusError(msg);<a name="line.175"></a>
<FONT color="green">176</FONT>              return null;<a name="line.176"></a>
<FONT color="green">177</FONT>            }<a name="line.177"></a>
<FONT color="green">178</FONT>            <a name="line.178"></a>
<FONT color="green">179</FONT>            // [6] Create the appropriate interval based upon granularity, or return error.<a name="line.179"></a>
<FONT color="green">180</FONT>            Interval interval;<a name="line.180"></a>
<FONT color="green">181</FONT>            try {<a name="line.181"></a>
<FONT color="green">182</FONT>              if ("day".equalsIgnoreCase(this.granularity)) {<a name="line.182"></a>
<FONT color="green">183</FONT>                interval = new DayInterval(startDay, endDay);<a name="line.183"></a>
<FONT color="green">184</FONT>              }<a name="line.184"></a>
<FONT color="green">185</FONT>              else if ("week".equalsIgnoreCase(this.granularity)) {<a name="line.185"></a>
<FONT color="green">186</FONT>                interval = new WeekInterval(startDay, endDay);<a name="line.186"></a>
<FONT color="green">187</FONT>              }<a name="line.187"></a>
<FONT color="green">188</FONT>              else if ("month".equalsIgnoreCase(this.granularity)) {<a name="line.188"></a>
<FONT color="green">189</FONT>                interval = new MonthInterval(startDay, endDay);<a name="line.189"></a>
<FONT color="green">190</FONT>              }<a name="line.190"></a>
<FONT color="green">191</FONT>              else {<a name="line.191"></a>
<FONT color="green">192</FONT>                String msg = this.granularity + " must be either 'day', 'week', or 'month'";<a name="line.192"></a>
<FONT color="green">193</FONT>                setStatusError(msg);<a name="line.193"></a>
<FONT color="green">194</FONT>                return null;<a name="line.194"></a>
<FONT color="green">195</FONT>              }<a name="line.195"></a>
<FONT color="green">196</FONT>            }<a name="line.196"></a>
<FONT color="green">197</FONT>            catch (Exception e) {<a name="line.197"></a>
<FONT color="green">198</FONT>              String msg = this.start + " and " + this.end + " are illegal. Maybe out of order?";<a name="line.198"></a>
<FONT color="green">199</FONT>              setStatusError(msg, e);<a name="line.199"></a>
<FONT color="green">200</FONT>              return null;<a name="line.200"></a>
<FONT color="green">201</FONT>            }<a name="line.201"></a>
<FONT color="green">202</FONT>            <a name="line.202"></a>
<FONT color="green">203</FONT>            // [7] Get the parameters.<a name="line.203"></a>
<FONT color="green">204</FONT>            StringConstant[] varValues = parseParams(this.params);<a name="line.204"></a>
<FONT color="green">205</FONT>    <a name="line.205"></a>
<FONT color="green">206</FONT>            // [8] Check that supplied parameters match required parameters.<a name="line.206"></a>
<FONT color="green">207</FONT>            Variable[] variables = chartDef.getVariables();<a name="line.207"></a>
<FONT color="green">208</FONT>            if (varValues.length != variables.length) {<a name="line.208"></a>
<FONT color="green">209</FONT>              String msg = "Chart needs " + variables.length + " variables; got: " + varValues.length;<a name="line.209"></a>
<FONT color="green">210</FONT>              setStatusError(msg);<a name="line.210"></a>
<FONT color="green">211</FONT>              return null;<a name="line.211"></a>
<FONT color="green">212</FONT>            }<a name="line.212"></a>
<FONT color="green">213</FONT>            // Bind variables to values. <a name="line.213"></a>
<FONT color="green">214</FONT>            VariableResolver variableResolver = new VariableResolver();<a name="line.214"></a>
<FONT color="green">215</FONT>            for (int i = 0; i &lt; variables.length; i++) {<a name="line.215"></a>
<FONT color="green">216</FONT>              variableResolver.add(variables[i], varValues[i]);<a name="line.216"></a>
<FONT color="green">217</FONT>            }<a name="line.217"></a>
<FONT color="green">218</FONT>    <a name="line.218"></a>
<FONT color="green">219</FONT>            // [9] Make a telemetry definition resolver and generate the TelemetryChartObject.<a name="line.219"></a>
<FONT color="green">220</FONT>            TelemetryDefinitionResolver telemetryDefinitionResolver = new TelemetryDefinitionResolver(<a name="line.220"></a>
<FONT color="green">221</FONT>                TelemetryDefinitionManagerFactory.getGlobalPersistentInstance(), user);<a name="line.221"></a>
<FONT color="green">222</FONT>            TelemetryChartObject chartObject = TelemetryEvaluator.evaluate(chartDef,<a name="line.222"></a>
<FONT color="green">223</FONT>                telemetryDefinitionResolver, variableResolver, project, dpdClient, interval);<a name="line.223"></a>
<FONT color="green">224</FONT>            <a name="line.224"></a>
<FONT color="green">225</FONT>            // [10] Convert the TelemetryChartObject into it's "resource" representation.<a name="line.225"></a>
<FONT color="green">226</FONT>            TelemetryChartData chart = convertChartObjectToResource(chartObject);<a name="line.226"></a>
<FONT color="green">227</FONT>            <a name="line.227"></a>
<FONT color="green">228</FONT>            // [11] Add information about the variables and parameters to the resource.<a name="line.228"></a>
<FONT color="green">229</FONT>            for (int i = 0; i &lt; variables.length; i++) {<a name="line.229"></a>
<FONT color="green">230</FONT>              Parameter parameter = new Parameter();<a name="line.230"></a>
<FONT color="green">231</FONT>              parameter.setName(variables[i].getName());<a name="line.231"></a>
<FONT color="green">232</FONT>              parameter.setValue(varValues[i].getValue());<a name="line.232"></a>
<FONT color="green">233</FONT>              chart.getParameter().add(parameter);<a name="line.233"></a>
<FONT color="green">234</FONT>            }<a name="line.234"></a>
<FONT color="green">235</FONT>    <a name="line.235"></a>
<FONT color="green">236</FONT>            // [12] package the resulting data up in XML and return it.<a name="line.236"></a>
<FONT color="green">237</FONT>            logRequest();<a name="line.237"></a>
<FONT color="green">238</FONT>            return this.getStringRepresentation(makeChartXml(chart));<a name="line.238"></a>
<FONT color="green">239</FONT>          }<a name="line.239"></a>
<FONT color="green">240</FONT>          catch (Exception e) {<a name="line.240"></a>
<FONT color="green">241</FONT>            setStatusError("Error processing chart", e);<a name="line.241"></a>
<FONT color="green">242</FONT>            return null;<a name="line.242"></a>
<FONT color="green">243</FONT>          }<a name="line.243"></a>
<FONT color="green">244</FONT>        }<a name="line.244"></a>
<FONT color="green">245</FONT>        // Shouldn't ever get here. <a name="line.245"></a>
<FONT color="green">246</FONT>        return null;<a name="line.246"></a>
<FONT color="green">247</FONT>      }<a name="line.247"></a>
<FONT color="green">248</FONT>    <a name="line.248"></a>
<FONT color="green">249</FONT>      /**<a name="line.249"></a>
<FONT color="green">250</FONT>       * Takes the TelemetryChartObject returned from the telemetry analyzer code and converts it<a name="line.250"></a>
<FONT color="green">251</FONT>       * into the resource representation. <a name="line.251"></a>
<FONT color="green">252</FONT>       * @param chartObject The TelemetryChartObject<a name="line.252"></a>
<FONT color="green">253</FONT>       * @return A TelemetryChart resource representation. <a name="line.253"></a>
<FONT color="green">254</FONT>       */<a name="line.254"></a>
<FONT color="green">255</FONT>      private TelemetryChartData convertChartObjectToResource(TelemetryChartObject chartObject) {<a name="line.255"></a>
<FONT color="green">256</FONT>        // All of the JAXB instances will have variable names ending with "Resource" in order to<a name="line.256"></a>
<FONT color="green">257</FONT>        // distinguish them from their Telemetry Analyzer counterparts.  <a name="line.257"></a>
<FONT color="green">258</FONT>        TelemetryChartData chartResource = new TelemetryChartData();<a name="line.258"></a>
<FONT color="green">259</FONT>        chartResource.setURI(this.telemetryServer.getHostName() + "chart/" + this.chart +<a name="line.259"></a>
<FONT color="green">260</FONT>            "/" + this.uriUser + "/" + this.projectName + "/" + this.granularity + "/" +<a name="line.260"></a>
<FONT color="green">261</FONT>            this.start + "/" + this.end + "/");<a name="line.261"></a>
<FONT color="green">262</FONT>        //Not dealing with &lt;Parameter&gt; yet.<a name="line.262"></a>
<FONT color="green">263</FONT>        // for each Analyzer subchart...<a name="line.263"></a>
<FONT color="green">264</FONT>        for (SubChart subChart : chartObject.getSubCharts()) {<a name="line.264"></a>
<FONT color="green">265</FONT>          // Get the Analyzer YAxis instance. <a name="line.265"></a>
<FONT color="green">266</FONT>          org.hackystat.telemetry.analyzer.evaluator.TelemetryChartObject.YAxis yaxis = <a name="line.266"></a>
<FONT color="green">267</FONT>            subChart.getYAxis();<a name="line.267"></a>
<FONT color="green">268</FONT>          YAxis yAxisResource = new YAxis();<a name="line.268"></a>
<FONT color="green">269</FONT>          yAxisResource.setName("Unknown");<a name="line.269"></a>
<FONT color="green">270</FONT>          yAxisResource.setUnits(yaxis.getLabel());<a name="line.270"></a>
<FONT color="green">271</FONT>          if (yaxis.getLowerBound() != null) {<a name="line.271"></a>
<FONT color="green">272</FONT>            yAxisResource.setLowerBound(BigInteger.valueOf(yaxis.getLowerBound().longValue()));<a name="line.272"></a>
<FONT color="green">273</FONT>          }<a name="line.273"></a>
<FONT color="green">274</FONT>          if (yaxis.getUpperBound() != null) {<a name="line.274"></a>
<FONT color="green">275</FONT>            yAxisResource.setUpperBound(BigInteger.valueOf(yaxis.getUpperBound().longValue()));<a name="line.275"></a>
<FONT color="green">276</FONT>          }<a name="line.276"></a>
<FONT color="green">277</FONT>          <a name="line.277"></a>
<FONT color="green">278</FONT>          yAxisResource.setNumberType((yaxis.isIntegerAxis() ? "integer" : "double"));<a name="line.278"></a>
<FONT color="green">279</FONT>    <a name="line.279"></a>
<FONT color="green">280</FONT>          // Get the StreamsObject inside the SubChart.<a name="line.280"></a>
<FONT color="green">281</FONT>          TelemetryStreamsObject streams = subChart.getTelemetryStreamsObject();<a name="line.281"></a>
<FONT color="green">282</FONT>          // Get each Stream inside the StreamsObject...<a name="line.282"></a>
<FONT color="green">283</FONT>          for (Stream streamObject : streams.getStreams()) {<a name="line.283"></a>
<FONT color="green">284</FONT>            // Create a TelemetryStream Resource to associate with the Analyzer streamObject<a name="line.284"></a>
<FONT color="green">285</FONT>            TelemetryStream telemetryStreamResource = new TelemetryStream();<a name="line.285"></a>
<FONT color="green">286</FONT>            telemetryStreamResource.setYAxis(yAxisResource);<a name="line.286"></a>
<FONT color="green">287</FONT>            chartResource.getTelemetryStream().add(telemetryStreamResource);<a name="line.287"></a>
<FONT color="green">288</FONT>            telemetryStreamResource.setName(streamObject.getName());<a name="line.288"></a>
<FONT color="green">289</FONT>            // Now get the Analyzer TelemetryStream 'model' instance associated with the streamObject.<a name="line.289"></a>
<FONT color="green">290</FONT>            org.hackystat.telemetry.analyzer.model.TelemetryStream stream <a name="line.290"></a>
<FONT color="green">291</FONT>            = streamObject.getTelemetryStream();<a name="line.291"></a>
<FONT color="green">292</FONT>            // Now iterate through the Analyzer TelemetryDataPoint instances. <a name="line.292"></a>
<FONT color="green">293</FONT>            for (TelemetryDataPoint dataPoint : stream.getDataPoints()) {<a name="line.293"></a>
<FONT color="green">294</FONT>              // Create a resource DataPoint.<a name="line.294"></a>
<FONT color="green">295</FONT>              TelemetryPoint pointResource = new TelemetryPoint();<a name="line.295"></a>
<FONT color="green">296</FONT>              pointResource.setTime(Tstamp.makeTimestamp(dataPoint.getPeriod().getFirstDay()));<a name="line.296"></a>
<FONT color="green">297</FONT>              String val = (dataPoint.getValue() == null) ? null : dataPoint.getValue().toString();<a name="line.297"></a>
<FONT color="green">298</FONT>              pointResource.setValue(val);<a name="line.298"></a>
<FONT color="green">299</FONT>              telemetryStreamResource.getTelemetryPoint().add(pointResource);<a name="line.299"></a>
<FONT color="green">300</FONT>            }<a name="line.300"></a>
<FONT color="green">301</FONT>          }<a name="line.301"></a>
<FONT color="green">302</FONT>        }      <a name="line.302"></a>
<FONT color="green">303</FONT>        return chartResource;<a name="line.303"></a>
<FONT color="green">304</FONT>      }<a name="line.304"></a>
<FONT color="green">305</FONT>    <a name="line.305"></a>
<FONT color="green">306</FONT>      /**<a name="line.306"></a>
<FONT color="green">307</FONT>       * Creates a fake TelemetryChart instance with reasonable looking internal data.<a name="line.307"></a>
<FONT color="green">308</FONT>       * <a name="line.308"></a>
<FONT color="green">309</FONT>       * @return A TelemetryChart instance.<a name="line.309"></a>
<FONT color="green">310</FONT>       * @throws Exception If problems occur in Tstamp.<a name="line.310"></a>
<FONT color="green">311</FONT>       */<a name="line.311"></a>
<FONT color="green">312</FONT>      @SuppressWarnings("unused")<a name="line.312"></a>
<FONT color="green">313</FONT>      private TelemetryChartData makeSampleChart() throws Exception {<a name="line.313"></a>
<FONT color="green">314</FONT>        TelemetryChartData chart = new TelemetryChartData();<a name="line.314"></a>
<FONT color="green">315</FONT>        // Set the attributes<a name="line.315"></a>
<FONT color="green">316</FONT>        chart.setURI(this.telemetryServer.getHostName() + "chart/" + this.chart);<a name="line.316"></a>
<FONT color="green">317</FONT>        // Set the parameter<a name="line.317"></a>
<FONT color="green">318</FONT>        Parameter parameter = new Parameter();<a name="line.318"></a>
<FONT color="green">319</FONT>        parameter.setName("FilePattern");<a name="line.319"></a>
<FONT color="green">320</FONT>        parameter.setValue("**");<a name="line.320"></a>
<FONT color="green">321</FONT>        chart.getParameter().add(parameter);<a name="line.321"></a>
<FONT color="green">322</FONT>        // Create telemetry points.<a name="line.322"></a>
<FONT color="green">323</FONT>        TelemetryPoint point1 = new TelemetryPoint();<a name="line.323"></a>
<FONT color="green">324</FONT>        point1.setTime(Tstamp.makeTimestamp("2007-08-01"));<a name="line.324"></a>
<FONT color="green">325</FONT>        TelemetryPoint point2 = new TelemetryPoint();<a name="line.325"></a>
<FONT color="green">326</FONT>        point2.setTime(Tstamp.makeTimestamp("2007-08-02"));<a name="line.326"></a>
<FONT color="green">327</FONT>        TelemetryPoint point3 = new TelemetryPoint();<a name="line.327"></a>
<FONT color="green">328</FONT>        point1.setTime(Tstamp.makeTimestamp("2007-08-03"));<a name="line.328"></a>
<FONT color="green">329</FONT>        // Create telemetry stream<a name="line.329"></a>
<FONT color="green">330</FONT>        TelemetryStream stream = new TelemetryStream();<a name="line.330"></a>
<FONT color="green">331</FONT>        stream.getTelemetryPoint().add(point1);<a name="line.331"></a>
<FONT color="green">332</FONT>        stream.getTelemetryPoint().add(point2);<a name="line.332"></a>
<FONT color="green">333</FONT>        stream.getTelemetryPoint().add(point3);<a name="line.333"></a>
<FONT color="green">334</FONT>        // Set the stream.<a name="line.334"></a>
<FONT color="green">335</FONT>        chart.getTelemetryStream().add(stream);<a name="line.335"></a>
<FONT color="green">336</FONT>        return chart;<a name="line.336"></a>
<FONT color="green">337</FONT>      }<a name="line.337"></a>
<FONT color="green">338</FONT>    <a name="line.338"></a>
<FONT color="green">339</FONT>      /**<a name="line.339"></a>
<FONT color="green">340</FONT>       * Returns the passed TelemetryChart instance as a String encoding of its XML representation.<a name="line.340"></a>
<FONT color="green">341</FONT>       * <a name="line.341"></a>
<FONT color="green">342</FONT>       * @param data The SensorData instance.<a name="line.342"></a>
<FONT color="green">343</FONT>       * @return The XML String representation.<a name="line.343"></a>
<FONT color="green">344</FONT>       * @throws Exception If problems occur during translation.<a name="line.344"></a>
<FONT color="green">345</FONT>       */<a name="line.345"></a>
<FONT color="green">346</FONT>      private String makeChartXml(TelemetryChartData data) throws Exception {<a name="line.346"></a>
<FONT color="green">347</FONT>        JAXBContext chartJAXB = (JAXBContext) this.telemetryServer.getContext().getAttributes().get(<a name="line.347"></a>
<FONT color="green">348</FONT>            "ChartJAXB");<a name="line.348"></a>
<FONT color="green">349</FONT>        Marshaller marshaller = chartJAXB.createMarshaller();<a name="line.349"></a>
<FONT color="green">350</FONT>        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();<a name="line.350"></a>
<FONT color="green">351</FONT>        dbf.setNamespaceAware(true);<a name="line.351"></a>
<FONT color="green">352</FONT>        DocumentBuilder documentBuilder = dbf.newDocumentBuilder();<a name="line.352"></a>
<FONT color="green">353</FONT>        Document doc = documentBuilder.newDocument();<a name="line.353"></a>
<FONT color="green">354</FONT>        marshaller.marshal(data, doc);<a name="line.354"></a>
<FONT color="green">355</FONT>        DOMSource domSource = new DOMSource(doc);<a name="line.355"></a>
<FONT color="green">356</FONT>        StringWriter writer = new StringWriter();<a name="line.356"></a>
<FONT color="green">357</FONT>        StreamResult result = new StreamResult(writer);<a name="line.357"></a>
<FONT color="green">358</FONT>        TransformerFactory tf = TransformerFactory.newInstance();<a name="line.358"></a>
<FONT color="green">359</FONT>        Transformer transformer = tf.newTransformer();<a name="line.359"></a>
<FONT color="green">360</FONT>        transformer.transform(domSource, result);<a name="line.360"></a>
<FONT color="green">361</FONT>        return writer.toString();<a name="line.361"></a>
<FONT color="green">362</FONT>      }<a name="line.362"></a>
<FONT color="green">363</FONT>      <a name="line.363"></a>
<FONT color="green">364</FONT>      /**<a name="line.364"></a>
<FONT color="green">365</FONT>       * Parses the params parameter and returns the comma-separated values as an array of <a name="line.365"></a>
<FONT color="green">366</FONT>       * StringConstant. <a name="line.366"></a>
<FONT color="green">367</FONT>       * White spaces at the beginning and end of those substrings will be trimmed. <a name="line.367"></a>
<FONT color="green">368</FONT>       * If a substring has single quotes or double quotes surrounding it, they are removed <a name="line.368"></a>
<FONT color="green">369</FONT>       * before returning.<a name="line.369"></a>
<FONT color="green">370</FONT>       * &lt;p&gt;<a name="line.370"></a>
<FONT color="green">371</FONT>       * If you really want to preserve white spaces at the beginning or end of the substring, <a name="line.371"></a>
<FONT color="green">372</FONT>       * use ' sub ' or " sub ".<a name="line.372"></a>
<FONT color="green">373</FONT>       * <a name="line.373"></a>
<FONT color="green">374</FONT>       * @param input A comma-separated strings.<a name="line.374"></a>
<FONT color="green">375</FONT>       * @return An array of StringConstant.<a name="line.375"></a>
<FONT color="green">376</FONT>       */<a name="line.376"></a>
<FONT color="green">377</FONT>      private StringConstant[] parseParams(String input) {<a name="line.377"></a>
<FONT color="green">378</FONT>        String singleQuote = "'";<a name="line.378"></a>
<FONT color="green">379</FONT>        String doubleQuote = "\"";<a name="line.379"></a>
<FONT color="green">380</FONT>        if (input == null || input.length() == 0) {<a name="line.380"></a>
<FONT color="green">381</FONT>          return new StringConstant[0];<a name="line.381"></a>
<FONT color="green">382</FONT>        }<a name="line.382"></a>
<FONT color="green">383</FONT>        else {<a name="line.383"></a>
<FONT color="green">384</FONT>          String[] subs = input.split(",");<a name="line.384"></a>
<FONT color="green">385</FONT>          StringConstant[] constants = new StringConstant[subs.length];<a name="line.385"></a>
<FONT color="green">386</FONT>          for (int i = 0; i &lt; subs.length; i++) {<a name="line.386"></a>
<FONT color="green">387</FONT>            String str = subs[i].trim();<a name="line.387"></a>
<FONT color="green">388</FONT>            if ((str.startsWith(singleQuote) &amp;&amp; str.endsWith(singleQuote))<a name="line.388"></a>
<FONT color="green">389</FONT>                || (str.startsWith(doubleQuote) &amp;&amp; str.endsWith(doubleQuote))) {<a name="line.389"></a>
<FONT color="green">390</FONT>              constants[i] = new StringConstant(str.substring(1, str.length() - 1));<a name="line.390"></a>
<FONT color="green">391</FONT>            }<a name="line.391"></a>
<FONT color="green">392</FONT>            else {<a name="line.392"></a>
<FONT color="green">393</FONT>              constants[i] = new StringConstant(str);<a name="line.393"></a>
<FONT color="green">394</FONT>            }<a name="line.394"></a>
<FONT color="green">395</FONT>          }<a name="line.395"></a>
<FONT color="green">396</FONT>          return constants;<a name="line.396"></a>
<FONT color="green">397</FONT>        }<a name="line.397"></a>
<FONT color="green">398</FONT>      }<a name="line.398"></a>
<FONT color="green">399</FONT>    <a name="line.399"></a>
<FONT color="green">400</FONT>    }<a name="line.400"></a>




























































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